Healthcare provider profile · identity verified

Gary M. Onady, MD, PHD

Internal Medicine · TRENTON, OH · NPI 1396792347

Profile state: partd only Open Payments: 2025 Medicare Part D: 2024 Last identity check: 2026-08-10 Page data build: 2026-08-12

Verified facts

What the public records show

We did not find matching Open Payments records for this doctor in 2025.

These records do not establish that a payment influenced prescribing or medical care.

Payment overview · 2025

General Payments

We did not find matching Open Payments records for this doctor in the selected program year.

Separate record types

Research & Ownership

Research Payments (direct recipient): not present in the loaded data

Associated Research Funding (for example, named PI): not present in the loaded data

Ownership / Investment: not present in the loaded data

These categories are never added into the General Payments headline. Associated research funding must not be described as money the doctor personally received unless the source record supports that conclusion.

Analysis 1 · Payment-linked products

Products named in Open Payments records

No payment-linked product analysis is available because no matching General Payment records were found for the selected year.

Public prescribing for products named in payments

There is no explicit payment-product set available for a Part D comparison.

The presence of the same drug in both datasets does not show that a payment caused or influenced a prescription.

Analysis 2 · Same-company prescribing overlap

Drugs reported in other payments from the same company that also appear in Medicare Part D

This analysis is independent from products named on this doctor’s individual payment records. A row appears only when the exact Open Payments reporting entity paid this doctor, that same reporting entity reported the drug or biological on at least 10 loaded General Payment records involving at least 2 distinct recipient NPIs, and this doctor has the same non-generic brand in public Part D data. This does not mean the company owns or manufactures the drug.

There is no payer-company set available for this comparison.

These facts do not show that a payment was for the drug, that the company owns or manufactures the drug, or that a payment caused or influenced prescribing.

Public Medicare Part D data

Provider-and-drug rows loaded for 2024

BrandGenericClaimsBeneficiaries
Atorvastatin CalciumAtorvastatin Calcium365119
LisinoprilLisinopril16549
Levothyroxine SodiumLevothyroxine Sodium16349
Amlodipine BesylateAmlodipine Besylate16056
GabapentinGabapentin14539
OmeprazoleOmeprazole14146
Albuterol Sulfate HfaAlbuterol Sulfate13931
Metformin HclMetformin Hcl11645
FarxigaDapagliflozin Propanediol10926
HydrochlorothiazideHydrochlorothiazide10034
OzempicSemaglutide9723
Pantoprazole SodiumPantoprazole Sodium8625
Fluticasone PropionateFluticasone Propionate8533
SimvastatinSimvastatin8426
Metoprolol SuccinateMetoprolol Succinate8126
Azelastine HclAzelastine Hcl8034
FamotidineFamotidine7927
Losartan PotassiumLosartan Potassium7827
Tamsulosin HclTamsulosin Hcl7525
AtenololAtenolol7121
Montelukast SodiumMontelukast Sodium6922
Amitriptyline HclAmitriptyline Hcl6423
Rosuvastatin CalciumRosuvastatin Calcium6316
Metoprolol TartrateMetoprolol Tartrate6121
EzetimibeEzetimibe6018
JardianceEmpagliflozin5620
Duloxetine HclDuloxetine Hcl5218
Sertraline HclSertraline Hcl5217
Lantus SolostarInsulin Glargine,hum.Rec.Anlog4913
FurosemideFurosemide4813
JanuviaSitagliptin Phosphate4812
ClopidogrelClopidogrel Bisulfate4713
EliquisApixaban4611
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide42suppressed
AllopurinolAllopurinol4013
Tramadol HclTramadol Hcl40suppressed
Trazodone HclTrazodone Hcl38suppressed
Fluoxetine HclFluoxetine Hcl3411
BaclofenBaclofen3318
EszopicloneEszopiclone31suppressed
Alendronate SodiumAlendronate Sodium3016
MounjaroTirzepatide30suppressed
Paroxetine HclParoxetine Hcl30suppressed
Pioglitazone HclPioglitazone Hcl2812
TrulicityDulaglutide28suppressed
IbuprofenIbuprofen25suppressed
Dextroamphetamine-AmphetamineDextroamphetamine/Amphetamine24suppressed
SpironolactoneSpironolactone24suppressed
Venlafaxine Hcl ErVenlafaxine Hcl24suppressed
Breo ElliptaFluticasone/Vilanterol23suppressed
Escitalopram OxalateEscitalopram Oxalate23suppressed
SynthroidLevothyroxine Sodium23suppressed
GlimepirideGlimepiride22suppressed
MeloxicamMeloxicam22suppressed
Citalopram HbrCitalopram Hydrobromide21suppressed
Oxybutynin Chloride ErOxybutynin Chloride21suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim2119
Diclofenac SodiumDiclofenac Sodium20suppressed
FenofibrateFenofibrate20suppressed
NystatinNystatin20suppressed
Potassium ChloridePotassium Chloride20suppressed
Spiriva RespimatTiotropium Bromide19suppressed
Testosterone CypionateTestosterone Cypionate19suppressed
Buspirone HclBuspirone Hcl18suppressed
DapagliflozinDapagliflozin Propanediol18suppressed
Fluticasone Propionate HfaFluticasone Propionate18suppressed
Ipratropium BromideIpratropium Bromide18suppressed
Amlodipine Besylate-BenazeprilAmlodipine Besylate/Benazepril17suppressed
CarvedilolCarvedilol17suppressed
CelecoxibCelecoxib17suppressed
FinasterideFinasteride17suppressed
Metformin Hcl ErMetformin Hcl17suppressed
Pravastatin SodiumPravastatin Sodium17suppressed
PrednisonePrednisone1715
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide16suppressed
Spiriva HandihalerTiotropium Bromide16suppressed
Triamcinolone AcetonideTriamcinolone Acetonide16suppressed
Ultra-Fine Short Pen NeedlePen Needle, Diabetic16suppressed
Clonidine HclClonidine Hcl15suppressed
Verapamil ErVerapamil Hcl15suppressed
PregabalinPregabalin14suppressed
GlipizideGlipizide13suppressed
Hydroxyzine PamoateHydroxyzine Pamoate13suppressed
ProbenecidProbenecid13suppressed
Synjardy XrEmpagliflozin/Metformin Hcl13suppressed
Ultra-Fine Mini Pen NeedlePen Needle, Diabetic13suppressed
Bupropion XlBupropion Hcl12suppressed
Donepezil HclDonepezil Hcl12suppressed
FluconazoleFluconazole12suppressed
Hydralazine HclHydralazine Hcl12suppressed
LidocaineLidocaine12suppressed
NitroglycerinNitroglycerin12suppressed
Nortriptyline HclNortriptyline Hcl12suppressed
Novolog FlexpenInsulin Aspart12suppressed
Propranolol HclPropranolol Hcl12suppressed
ZolmitriptanZolmitriptan12suppressed
Atrovent HfaIpratropium Bromide11suppressed
Insulin SyringeSyringe And Needle,insulin,1ml11suppressed
NaproxenNaproxen11suppressed
Oxybutynin ChlorideOxybutynin Chloride11suppressed
SucralfateSucralfate11suppressed
Unifine PentipsPen Needle, Diabetic11suppressed

Timeline

Payment and prescribing data by year

Open Payments and Medicare Part D may refer to different years. They are shown separately rather than aligned as if they describe the same period.

YearGeneral PaymentsMain payerExplicit productsCompany overlapsPart D coverage
2025
2024 Complete

Questions to ask

Questions you could discuss with your doctor

These are general questions generated from reviewed templates. They are not personalized medical advice.

Sources and limitations

How to read this page

Loaded source releases

DatasetYearPublicationSource
CMS Open Payments — General Payments 2025 2026-06-30 Original source
Medicare Part D Prescribers by Provider and Drug 2024 2026-05-06 Original source
NPPES Data Dissemination V2 current / reference data 2026-08-10 Original source

Methodology version: 2.1

Editorial template version: 2.4

Product contract version: 2.0

Schema version: 0.7.0

Page data build: 2026-08-12T23:34:59.370714+00:00

Publication policy: eligible for indexing after public-launch controls are enabled

Full methodology · Questions & answers · Report a possible error